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Holley's incredible line of digital precision gauges with an analog-look includes Holley GPS speedometers. They're offered in 3 3/8 in. and 4 1/2 in. diameter versions, with black or white face. You won't find a better GPS-based speedometer on the market. No connection to the transmission is required, so they're a breeze to install. In addition to mph, they show quarter-mile time; 0-60 mph time; mileage/trip odometer; direction; and time of day. Additional GPS speedometer details: * GPS antenna with a 15 ft. long cable allows you to place the antenna in the most convenient location—nearly anywhere in or on the vehicle * Hot-start feature means that the GPS is usually displaying speed data within 2-3 seconds of power-up * Compatible with Holley EFI touch screens, dashes, hand-held tuners, and other CAN devices * 240-degree sweep pointer from 8 to 4 o'clock makes them easy to read at a glance * Internal microprocessor ensures accurate pointer movement in street and racing conditions * Spin-lock ring threads to the back of the gauge case for simple and secure mounting * CNC-machined billet aluminum bezels with anodized finish—threaded for easy replacement
( 15 )
$372.95
$205.95
On Sale
Silver Sport speedometer gears work with a wide variety of transmissions. These SST mechanical speedo gears are available in a variety of color-coded tooth sizes. Available in the following tooth counts: * 16-tooth gear--purple * 17-tooth gear--white * 18-tooth gear--yellow * 19-tooth gear--pink * 20-tooth gear--black * 21-tooth gear--red * 23-tooth gear--white
( 4 )
$17.99
$16.19
On Sale
Classic Instruments speedometer housing bullets eliminate "apple coring" issues and inaccurate readings. They can replace your vehicle's original aluminum bullets on TH350 transmissions. And, steel being harder than aluminum, you can rest assured that there is no intermittent engagement with the gear or fluctuation in readings. The bullets include an O-ring and internal lip seal. Proper engagement is a must for accurate readings. Choose the strength of steel in Classic Instruments speedometer housing bullets, for a reading you can count on!
( 22 )
$23.97
$13.18
On Sale
Holley EFI tachometer input conditioners help stabilize noisy tach inputs to your 7 in. standalone digital dash. If the rpm on the dash reads erratically, these conditioners will eliminate "jittery" signals when using points/tach pin B5 to provide rpm to the standalone digital dash.
( 2 )
$44.75
$24.61
On Sale
Silver Sport speedometer cables ensure proper functionality of your speedometer. They are direct replacement components for Tremec transmission applications, providing accurate reading outputs.
Not Yet Reviewed
$24.95
$22.46
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